They are popular because we barely see them. They live in cold places.
~JZ
Hope it helps
A cell wall is a structural layer surrounding some types of cells, just outside the cell membrane. It can be tough, flexible, and sometimes rigid. It provides the cell with both structural support and protection, and also acts as a filtering mechanism.
Using the process of elimination I think it's D. listing important statistics.
I assume you are referring to the Lilliput in Gulliver's travels, and in the story the Blefuscudians are the enemy of Lilliput.